package com.veo.config;

import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;

@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {


    @Override
    protected void configure(HttpSecurity http) throws Exception {
//        super.configure(http);

        //定制请求的授权规则
        http.authorizeRequests().antMatchers("/").permitAll()
                .antMatchers("/level1/**").hasRole("vip1")
                .antMatchers("/level2/**").hasRole("vip2")
                .antMatchers("/level3/**").hasRole("vip3");

        //开启自动配置的登陆功能，效果，如果没有登陆，没有权限就会来到登陆页面
        http.formLogin().usernameParameter("username").passwordParameter("pwd")
                .loginPage("/userlogin");
        //1、/login来到登陆页
        //2、重定向到/login?error表示登陆失败
        //3、更多详细规定
        //4、默认post形式的 /login代表处理登陆
        //5、一但定制loginPage；那么 loginPage的post请求就是登陆


        //开启自动配置注销功能
        http.logout().logoutSuccessUrl("/");
        //1、访问 /logout 表示用户注销，清空session
        //2、注销成功会返回 /login?logout 页面；

        http.rememberMe().rememberMeParameter("rememberme");
        //登陆成功以后，将cookie发给浏览器保存，以后访问页面带上这个cookie，只要通过检查就可以免登录
        //点击注销会删除cookie
    }


    //定义认证规则
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
//        super.configure(auth);
//        new BCryptPasswordEncoder().encode("123")
        auth.inMemoryAuthentication().withUser("zhangsan").password("{noop}123").roles("vip1","vip2")
                .and()
                .withUser("lisi").password("{noop}123").roles("vip2","vip3")
                .and()
                .withUser("wangwu").password("{noop}123").roles("vip1","vip3");

    }
}
